As computers are increasingly used to mediate social interaction, tools are needed not only to support direct communication, but also to create a richer social environment for the...
Abstract. Many recent works point out that there are several possibilities of assigning a meaning to a concept definition containing some sort of recursion. In this paper, we argue...
A skeletal stroke is a kind of general brush stroke for changing the shape of pictures as if by bending, shearing, twisting, while conservating the aspect ratio of selected featur...
: The ProgramCritic is a system designed to analyze and critique students' computer programs. After analyzing a program, the ProgramCritic provides the student with a list of ...
This paper attempts to de ne an object-oriented database system. It describes the main features and characteristics that a system must have to qualify as an objectoriented databas...